Base | Representation |
---|---|
bin | 100101010000110110… |
… | …0100010110011101011 |
3 | 21122112212220222010100 |
4 | 1022201230202303223 |
5 | 2302341142020021 |
6 | 100432305520443 |
7 | 5532011434656 |
oct | 1124154426353 |
9 | 248485828110 |
10 | 80022220011 |
11 | 30a34503328 |
12 | 13613343123 |
13 | 7713914856 |
14 | 3c31ac089d |
15 | 213540c626 |
hex | 12a1b22ceb |
80022220011 has 48 divisors (see below), whose sum is σ = 124421416704. Its totient is φ = 49429714752.
The previous prime is 80022220009. The next prime is 80022220051. The reversal of 80022220011 is 11002222008.
It is a happy number.
It is not a de Polignac number, because 80022220011 - 21 = 80022220009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80022220001) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1715580 + ... + 1761606.
It is an arithmetic number, because the mean of its divisors is an integer number (2592112848).
Almost surely, 280022220011 is an apocalyptic number.
80022220011 is a deficient number, since it is larger than the sum of its proper divisors (44399196693).
80022220011 is a wasteful number, since it uses less digits than its factorization.
80022220011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46320 (or 46317 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 80022220011 its reverse (11002222008), we get a palindrome (91024442019).
The spelling of 80022220011 in words is "eighty billion, twenty-two million, two hundred twenty thousand, eleven".
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